Min version	Vista SP1	7	7	8 Pre RTM	8 Pre RTM	8	8.1 Update 1	10
Max version	Vista SP2		7 SP1
x86 offset offset:bitpos	Field Name
0x0000	unsigned long Type	unsigned long Count		uint8_t ForceIdle			uint8_t InterfaceVersion
0x0001				uint8_t AllowScaling	uint8_t EstimateIdleDuration		uint8_t ForceIdle
0x0002				uint8_t PromotePercentBase	uint8_t ExitLatencyTraceEnabled		uint8_t EstimateIdleDuration
0x0003				uint8_t DemotePercentBase			uint8_t ExitLatencyTraceEnabled
0x0004	unsigned long Count	union <unnamed-tag> Flags		unsigned long Count	unsigned long ExitLatencyCountdown		uint8_t NonInterruptibleTransition
0x0005								uint8_t UnaccountedTransition
0x0006								uint8_t IdleDurationLimited
0x0008	union <unnamed-tag> Flags	unsigned long TargetState					unsigned long ExitLatencyCountdown
0x000C	unsigned long TargetState	unsigned long ActualState					unsigned long TargetState
0x0010	unsigned long ActualState	unsigned long OldState			unsigned long ActualPlatformState		unsigned long ActualState
0x0014	unsigned long OldState	uint8_t NewlyUnparked	struct _KAFFINITY_EX TargetProcessors	unsigned long OverrideIndex	unsigned long OldState
0x0018	unsigned long TargetProcessors	struct _KAFFINITY_EX TargetProcessors		unsigned long DependencyCount	unsigned long OverrideIndex
0x001C	struct _PPM_IDLE_STATE[1] State			unsigned long MaximumDependencies	unsigned long PlatformIdleCount		unsigned long ProcessorIdleCount
0x0020			struct _PPM_IDLE_STATE[1] State	struct _KAFFINITY_EX PrimaryProcessorMask	unsigned long ProcessorIdleCount		unsigned long Type
0x0024		struct _PPM_IDLE_STATE[1] State			unsigned long Type		uint16_t ReasonFlags
0x0028					volatile int64_t InitiateWakeStamp	unsigned long ReasonFlags	volatile uint64_t InitiateWakeStamp
0x002C				struct _KAFFINITY_EX SecondaryProcessorMask
0x0030					long PreviousStatus	volatile int64_t InitiateWakeStamp	long PreviousStatus
0x0034					struct _KAFFINITY_EX PrimaryProcessorMask		unsigned long PreviousCancelReason
0x0038				struct _PROCESSOR_IDLE_DEPENDENCY * DependencyArray		long PreviousStatus	struct _KAFFINITY_EX PrimaryProcessorMask
0x003C				union _PPM_IDLE_SYNCHRONIZATION_STATE Synchronization		struct _KAFFINITY_EX PrimaryProcessorMask
0x0040				void * Context	struct _KAFFINITY_EX SecondaryProcessorMask
0x0044				function * IdlePrepare			struct _KAFFINITY_EX SecondaryProcessorMask
0x0048				function * IdleExecute		struct _KAFFINITY_EX SecondaryProcessorMask
0x004C				function * IdleComplete	function * IdlePrepare
0x0050				function * IdleCancel	function * IdleExecute		function * IdlePrepare
0x0054				function * IdleIsHalted	function * IdleComplete	function * IdlePrepare	function * IdleExecute	function * IdlePreExecute
0x0058				function * IdleInitiateWake	function * IdleCancel	function * IdleExecute	function * IdlePreselect	function * IdleExecute
0x005C					function * IdleIsHalted	function * IdleComplete	function * IdleTest	function * IdlePreselect
0x0060				struct _PROCESSOR_IDLE_CONSTRAINTS Constraints	function * IdleInitiateWake	function * IdleCancel	function * IdleComplete	function * IdleTest
0x0064						function * IdleIsHalted	function * IdleCancel	function * IdleAvailabilityCheck
0x0068					struct _PROCESSOR_IDLE_PREPARE_INFO PrepareInfo	function * IdleInitiateWake	function * IdleIsHalted	function * IdleComplete
0x006C							function * IdleInitiateWake	function * IdleCancel
0x0070						struct _PROCESSOR_IDLE_PREPARE_INFO PrepareInfo	function * QueryPlatformStateResidency	function * IdleIsHalted
0x0074								function * IdleInitiateWake
0x0078							struct _PROCESSOR_IDLE_PREPARE_INFO PrepareInfo	struct _PROCESSOR_IDLE_PREPARE_INFO PrepareInfo
0x0088				struct _PPM_IDLE_STATE[1] State
0x00B0					struct _PPM_IDLE_STATE[1] State
0x00C0						struct _PPM_IDLE_STATE[1] State
0x00C8								struct _KAFFINITY_EX DeepIdleSnapshot
0x00D4								struct _PERFINFO_PPM_STATE_SELECTION * Tracing
0x00D8							struct _PERFINFO_PPM_STATE_SELECTION * Tracing	struct _PERFINFO_PPM_STATE_SELECTION * CoordinatedTracing
0x00DC							struct _PPM_IDLE_STATE[1] State	struct _PPM_SELECTION_MENU ProcessorMenu
0x00E4								struct _PPM_SELECTION_MENU CoordinatedMenu
0x00EC								struct _PPM_COORDINATED_SELECTION CoordinatedSelection
0x00FC								struct _PPM_IDLE_STATE[1] State